| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [prep] that [noun] | 113 |
|
| 2 | [was/were] [v-ing] [prep] that [noun sg] | 111 |
|
| 3 | [was/were] [verb] [prep] that time | 52 |
|
| 4 | [was/were] [v-ing] [prep] [adj] time | 36 |
|
| 5 | [be] [v-ing] [prep] that time | 22 |
|
| 6 | [was/were] [v-ing] [prep] that time | 17 |
|
| 7 | [was/were] [v-ing] [prep] that time | 17 |
|
